java - Android Messaging app -

i developing messaging app, in facing following issues:

1) how move text next line when text reaches end of sms edit text.
2) when run program in phone, tried put phone number keypad appeared edit text of message didn't move keypad phone system.and when tried write sms sms edit text moved phone edit text moved further upward.

how solve this?

the following code sending sms.
phone,sms = edit text button

    .......     {         @override         public void onclick(view v)         {             string number = phone.gettext().tostring();             string message = sms.gettext().tostring();              try             {                 smsmanager smsmanager = smsmanager.getdefault();                 smsmanager.sendtextmessage(number, null, message, null, null);                 toast.maketext(mainactivity.this,                         "sent!", toast.length_short).show();             }             catch(exception e)             {                 toast.maketext(mainactivity.this,                         "try again!", toast.length_short).show();             }          }     });